noSlip

Description

The noSlip is a velocity boundary condition that fixes the velocity to zero at walls.

$$\vec{u}_p = 0$$

where:

Property	Type
$\vec{u}_p$	Velocity at the boundary

Usage

The condition requires entries in both the boundary and field files.

Boundary file

<patchName>
{
    type            wall;
    ...
}

Field file

<patchName>
{
    // Mandatory entries
    type            noSlip;

    // Inherited entries
    ...
}

where:

Property	Description	Type	Required	Default
type	Type name: noSlip	word	yes	-

The inherited entries are elaborated in:

• Foam::fixedValueFvPatchField

Further information

Tutorial:

• pitzDaily
• cavity

Source code:

• noSlip

API:

• Foam::noSlipFvPatchVectorField

History: Introduced in version v1612+